In this fascinating historical account, the United States Army Signal Corps provides a detailed report on the devastating tornadoes that tore through the Midwest in 1879. With firsthand accounts and scientific data, this report provides insight into the 19th-century understanding of severe weather and its effects on communities. A must-read for anyone interested in meteorology, environmental history, or American history. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.